307621120

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 795590208

約数和(自身を除く): 487969088

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 67, 68, 80, 85, 128, 134, 136, 160, 170, 211, 256, 268, 272, 320, 335, 340, 422, 536, 544, 640, 670, 680, 844, 1055, 1072, 1088, 1139, 1280, 1340, 1360, 1688, 2110, 2144, 2176, 2278, 2680, 2720, 3376, 3587, 4220, 4288, 4352, 4556, 5360, 5440, 5695, 6752, 7174, 8440, 8576, 9112, 10720, 10880, 11390, 13504, 14137, 14348, 16880, 17152, 17935, 18224, 21440, 21760, 22780, 27008, 28274, 28696, 33760, 35870, 36448, 42880, 45560, 54016, 56548, 57392, 67520, 70685, 71740, 72896, 85760, 91120, 113096, 114784, 135040, 141370, 143480, 145792, 182240, 226192, 229568, 240329, 270080, 282740, 286960, 291584, 364480, 452384, 459136, 480658, 565480, 573920, 728960, 904768, 918272, 961316, 1130960, 1147840, 1201645, 1457920, 1809536, 1922632, 2261920, 2295680, 2403290, 3619072, 3845264, 4523840, 4591360, 4806580, 7690528, 9047680, 9613160, 15381056, 18095360, 19226320, 30762112, 38452640, 61524224, 76905280, 153810560, 307621120]

約数ペア:

[(1, 307621120), (2, 153810560), (4, 76905280), (5, 61524224), (8, 38452640), (10, 30762112), (16, 19226320), (17, 18095360), (20, 15381056), (32, 9613160), (34, 9047680), (40, 7690528), (64, 4806580), (67, 4591360), (68, 4523840), (80, 3845264), (85, 3619072), (128, 2403290), (134, 2295680), (136, 2261920), (160, 1922632), (170, 1809536), (211, 1457920), (256, 1201645), (268, 1147840), (272, 1130960), (320, 961316), (335, 918272), (340, 904768), (422, 728960), (536, 573920), (544, 565480), (640, 480658), (670, 459136), (680, 452384), (844, 364480), (1055, 291584), (1072, 286960), (1088, 282740), (1139, 270080), (1280, 240329), (1340, 229568), (1360, 226192), (1688, 182240), (2110, 145792), (2144, 143480), (2176, 141370), (2278, 135040), (2680, 114784), (2720, 113096), (3376, 91120), (3587, 85760), (4220, 72896), (4288, 71740), (4352, 70685), (4556, 67520), (5360, 57392), (5440, 56548), (5695, 54016), (6752, 45560), (7174, 42880), (8440, 36448), (8576, 35870), (9112, 33760), (10720, 28696), (10880, 28274), (11390, 27008), (13504, 22780), (14137, 21760), (14348, 21440), (16880, 18224), (17152, 17935)]